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HelpTest Code GCLIP Phospholipid (Cardiolipin) Antibodies, IgG, Serum
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Reporting Name
Phospholipid Ab IgG, SSpecimen Type
SerumSpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | OK |
| Heat-treated specimen | Reject |
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 21 days | |
| Frozen | 21 days |
Specimen Minimum Volume
0.4 mL
Day(s) Performed
Monday through Saturday
Specimen Retention Time
14 daysReport Available
Same day/1 dayReference Values
GPL refers to IgG phospholipid units. One GPL unit is 1 microgram of IgG antibody.
Negative: <15.0 GPL)
Weakly positive: 15.0-39.9 GPL
Positive: 40.0-79.9 GPL
Strongly positive: ≥80.0 GPL
Reference values apply to all ages.
Useful For
The following clinical situations, when used in conjunction with other criterial antiphospholipid antibody tests:
-Unexplained arterial or venous thrombosis
-A history of pregnancy morbidity defined as 1 or more unexplained deaths of a morphologically normal fetus beyond the 10th week of gestation, 1 or more premature births before 34 weeks of gestation caused by severe preeclampsia or placental insufficiency, or 3 or more unexplained, consecutive spontaneous abortions before the 10th week of gestation with no identifiable maternal hormonal or anatomic, or maternal or paternal chromosomal causes
-Presence of a systemic autoimmune rheumatic disease especially systemic lupus erythematosus
-Presence of an unexplained cutaneous manifestations varying from livedo reticularis to cutaneous necrosis such as leg ulcers
-Unexplained thrombocytopenia
-Possible nonbacterial, thrombotic endocarditis
CPT Code Information
86147
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| GCLIP | Phospholipid Ab IgG, S | 3181-5 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| GCLIP | Phospholipid Ab IgG, S | 3181-5 |